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The convergence of several events led to a plastic shortage and a sharp increase in prices. This affected not only plastics, but also other raw materials such as metals, wood …

Without silicon, our modern daily life would look entirely different. It is found in every microchip but also in baking moulds, lubricants, cosmetics, and plastics: the element silicon. Silicon – …

The term polyolefins refers to polymers produced from alkenes such as ethene, propene, butene, 2-methylpropene, and 4-methyl-1-pentene. Polyolefins are saturated hydrocarbons characterized by low density, good chemical resistance, low water …

Fully demineralised water, also known as deionised, demi-water, demineralised, distilled, or ultrapure water — all look just like regular tap or spring water but contain very few or no foreign …

Rubber was already known to the Maya, who used it to produce waterproof containers and elastic balls and to bond shoes. It is obtained by tapping the rubber tree, which …

Many commercially available plastics are, by nature, hard and brittle at room temperature. Only the addition of special additives, known as plasticizers, enables their processing and use for everyday consumer …

Persistent Organic Pollutants (POPs) are organic compounds that are harmful to humans and animals and degrade only very slowly in the environment. They contaminate air, soil and water and can …

Corrosion is a global problem. Steel structures in particular are affected, such as bridges and load-bearing structures, but also industrial plants, railway tracks, pipelines, vehicles, and machinery. In 2009, the …

The “Archimedean screw,” invented by the ancient mathematician and engineer Archimedes of Syracuse (c. 287–212 BC) and named after him, was used for irrigating fields and can be regarded as …

Screws, Nuts, and Threads – a Brief Overview What do a toothpaste tube, a jar of jam, a water bottle, and a light bulb have in common? A screw connection. …